if [ -z $1 ]; then 
echo "Usage : ./pre-processing.sh nom-du-fichier.osm";
exit 1;
fi
./osmfilter32 $1 --drop-version --drop-tags="aerialway= aeroway= area= bicycle= disused= embankment= foot= historic= horse= layer= leisure= lock= man_made= military= power= power_source= railway= religion= sport= tourism= service= shop= wood=" --out-osm > pre-processed.osm
